/*
 * 可复用的公有布局
 */
 .footer {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 77px;
    background-color: #fff;
    display: flex;
    justify-content: space-around;
    box-shadow: 1px 1px 5px 4px #999;
    padding-top: 10px;
    a{
        color: #000;
    }
    p{
        font-size: 34px;
       
    }
   
}

.active{
    color: #4396ff !important;
}

.cheng{
    height: 77px;
}